Word.ws English Dictionary

opisthion

opisthion noun: the middle of the posterior margin of the foramen magnum of the skull.

Noun

opisthion (plural opisthia)

  1. The middle of the posterior margin of the foramen magnum of the skull.

opisthion meaning in Arabic

opisthion in Arabic

Translations
أُخَيْرَى ʔuḵayrā

Forms of opisthion

pluralopisthia

Origin of opisthion

From New Latin opisthion, from Ancient Greek ὀπίσθιος (opísthios, “rear, behind”), from ὄπισθεν (ópisthen, “at the back, backwards”). By surface analysis, opisth- + -ion.

Questions about opisthion

What does opisthion mean?
Opisthion means the middle of the posterior margin of the foramen magnum of the skull.
What is opisthion in Arabic?
Opisthion in Arabic is أُخَيْرَى (ʔuḵayrā). See Opisthion meaning in Arabic.
What part of speech is opisthion?
Opisthion is a noun.
What is the plural of opisthion?
The plural of opisthion is opisthia.

Words near opisthion in the dictionary

  1. opisth-
  2. opisthaptor
  3. opisthaptors
  4. opisthenar
  5. opisthia
  6. opisthion
  7. opistho-
  8. opisthobranch
  9. opisthobranchiate
  10. opisthobranchiates
  11. opisthobranchism

Source and license

Adapted from Wiktionary: opisthion (page history and authors). Text available under the Creative Commons Attribution-ShareAlike 4.0 license. Word.ws reformatted the entry and added links. Wiktionary data of 2026-09-02.

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Cite this entry: “opisthion.” Word.ws, https://word.ws/opisthion. Based on Wiktionary, CC BY-SA 4.0.